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Table 1 The Performance of information hiding.

From: A Joint Watermarking and ROI Coding Scheme for Annotating Traffic Surveillance Videos

 

Unwatermarked video

Watermarked video

Video

PSNR

Ave. Frame

PSNR

Ave. Frame Length

Ave. Global Info.

Ave. Vehicle Info.

Name (QP)

(dB)

Length (bytes)

(dB)

(bytes) Increase

per Frame (bits)

per Car (bits)

Scene0 ()

42.37

21967

42.31

22067 0.46%

199

3586

Scene1 ()

41.86

26194

41.81

26293 0.38%

150

3497

Scene2 ()

40.27

26314

40.24

26424 0.42%

131

3338

Scene3 ()

42.54

20522

42.46

20652 0.63%

91

7246

Scene4 ()

40.41

26150

40.36

26330 0.69%

181

5190

Scene0 ()

38.56

13507

38.50

13605 0.73%

189

2482

Scene1 ()

38.23

18139

38.16

18255 0.64%

145

2749

Scene2 ()

37.46

17744

37.40

17866 0.69%

125

2559

Scene3 ()

39.23

13830

39.13

13954 0.89%

72

5605

Scene4 ()

37.43

17506

37.34

17687 1.03%

158

3805

Scene0 ()

35.30

7697

35.21

7786 1.16%

142

1642

Scene1 ()

34.67

11603

34.59

11713 0.94%

119

1819

Scene2 ()

34.40

11207

34.31

11316 0.98%

107

1676

Scene3 ()

35.89

8936

35.77

9040 1.16%

48

3717

Scene4 ()

34.38

10991

34.27

11131 1.27%

118

2237

Scene0 ()

32.50

44683

32.39

45360 1.52%

95

963

Scene1 ()

31.38

73206

31.29

73958 1.03%

82

947

Scene2 ()

31.43

69915

31.33

70712 1.14%

77

988

Scene3 ()

32.66

58150

32.53

58832 1.17%

32

2290

Scene4 ()

31.44

68283

31.33

69199 1.34%

84

1085

Scene0 ()

29.93

2665

29.84

2697 1.20%

38

385

Scene1 ()

28.24

4599

28.17

4637 0.84%

47

392

Scene2 ()

28.44

4294

28.37

4339 1.05%

35

530

Scene3 ()

29.43

3750

29.31

3797 1.26%

21

1265

Scene4 ()

28.55

4261

28.46

4315 1.26%

50

503